3M makes comfortable protection solutions designed to ensure worker safety and meet protection requirements. Products include, but are not limited to, respirators, eye and hearing protection, headgear, sorbents, software, and services.Photochromic SmartLens protective eyewear, featuring transitional, abrasion-resistant polycarbonate lenses, and a soft adjustable nosebridge, nylon brow and magnesium alloy spring-hinged temple for a flexible fit.Changing outdoor light conditions doesn't require changing eyewear anymore. SmartLens protective eyewear lightens and darkens with rise and fall of outdoor light conditions. Transitions from light to dark in less than 20 seconds (allowing just 22% light transmission), dark to light in less than 3 minutes (allowing 77.5% light transmission).
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